MITSUBISHI MICROCOMPUTERS
3827 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 2 Pin description (2)
Pin
Name
Function
Function except a port function
P40/ADT
I/O port P4
•1-bit I/O port with same function as P16 and P17.
•CMOS compatible input level.
•A-D trigger input pin
•Interrupt input pin
•CMOS 3-state output structure.
P41/INT1,
P42/INT2
•7-bit I/O port with same function as P16 and P17.
•CMOS compatible input level.
•Interrupt input pins
•CMOS 3-state output structure.
P43/φ/TOUT
•φ clock output pin
•Pull-up control is enabled.
•Timer 2 output pin
P44/RXD,
P45/TXD,
•Serial I/O1 I/O pins
P46/SCLK1,
P47/SRDY1
P50/PWM0,
P51/PWM1
I/O port P5
•8-bit I/O port with same function as P16 and P17.
•CMOS compatible input level.
•PWM function pins
•CMOS 3-state output structure.
•Pull-up control is enabled.
P52/RTP0,
P53/RTP1
•Real time port function pins
•Timer X, Y function pins
•D-A conversion output pins
P54/CNTR0,
P55/CNTR1
P56/DA1,
P57/DA2
P6
P6
P6
P6
0
/AN
/AN
/AN
/AN
0
1
2
3
/SIN2,
I/O port P6
•8-bit I/O port with same function as P16 and P17.
•CMOS compatible input level.
•A-D conversion input pins
•Serial I/O2 I/O pins
1
/SOUT2,
/SCLK21,
/SCLK22
2
•CMOS 3-state output structure.
•Pull-up control is enabled.
3
P64/AN4–
P67/AN7
•A-D conversion input pins
•Interrupt input pin
P70/INT0
Input port P7
I/O port P7
•1-bit I/O port.
•CMOS compatible input level.
•7-bit I/O port with same function as P16 and P17.
•CMOS compatible input level.
P71–P77
•N-channel open-drain output structure.
XCOUT
XCIN
Sub-clock output •Sub-clock generating circuit I/O pins.
(Connect a resonator. External clock cannot be used.)
Sub-clock input
5
MITSUBISHI [ Mitsubishi Group ]
